[dpdk-dev] [PATCH 2/2] examples/ethtool: add closing port operation

[Min Hu (Connor)]

在 2021/4/20 8:59, Thomas Monjalon 写道:
> 08/04/2021 12:14, Min Hu (Connor):
>> From: Huisong Li <lihuisong at huawei.com>
>>
>> Currently, ethtool directly ends the process after 'quit' cmd. In this
>> case, software resources are not released and hardware resources of the
>> device are not uninstalled.
>>
>> This patch adds closing port operation to release resources.
>>
>> Fixes: bda68ab9d1e7 ("examples/ethtool: add user-space ethtool sample application")
>> Cc: stable at dpdk.org
>>
>> Signed-off-by: Huisong Li <lihuisong at huawei.com>
>> Signed-off-by: Min Hu (Connor) <humin29 at huawei.com>
>> ---
>> --- a/examples/ethtool/ethtool-app/main.c
>> +++ b/examples/ethtool/ethtool-app/main.c
>> +static void close_ports(void)
>> +{
>> +	uint16_t portid;
>> +	int ret;
>> +
>> +	for (portid = 0; portid < app_cfg.cnt_ports; portid++) {
>> +		printf("Closing port %d...", portid);
>> +		ret = rte_eth_dev_stop(portid);
>> +		if (ret != 0)
>> +			rte_exit(EXIT_FAILURE, "rte_eth_dev_stop: err=%s, port=%u\n",
>> +				 strerror(-ret), portid);
>> +		rte_eth_dev_close(portid);
>> +		printf(" Done\n");
>> +	}
>> +
>> +	ret = rte_eal_cleanup();
>> +	if (ret != 0)
>> +		rte_exit(EXIT_FAILURE, "EAL cleanup failed: %s\n",
>> +			 strerror(-ret));
> 
> It would be better to add EAL cleanup in the main function.
> 
Hi, Thomas,
	It has already been done in this patch: "examples: add eal
cleanup to examples", please check it out, thanks.
> 
> .
>